body{
	margin: 0px;
	padding: 0px;
	font-size: 16px;
	background-color: #CDCDCD;
	
}

.container{
	height:50px;
	background-color: #333;
}
.header{
	margin: 0 auto;
	width:40%
}
#todoForm label{
	float: left;
	line-height: 50px;/*与父元素高度一致，使其垂直居中*/
	font-size: 25px;
	color: #DDD;
}
#todoInput{
	float: right;
	width: 60%;
	height: 20px;
	margin-top: 12px;
	
	font-size: 18px;
	text-indent: 10px;
}
.content{
	margin: 15px auto;
	width:40%
}


h3 span{
	
	
	width: 23px;
	height: 23px;
	
	line-height: 23px;
	font-size: 18px;
	text-align: center;
	background-color: #DDD;
}
footer{
	font-size: 14px;
	color: #666;
	text-align: center;
}
footer a{
	text-decoration: none;
	opacity: 0.5;
}
ol{
	list-style: none;
}
li{
	position: relative ;
	margin-bottom: 10px;
	/*border-radius: 5px;*/
	padding: 0 10px;
	height: 32px;
	line-height: 32px;
	background-color: #CDCDCD;
	list-style: none;
}


ol li a{
	position:absolute;
	top: 8px;
	right: 10px;
	display: inline-block;
	border: 1px;
	border-radius: 50%;
	width: 16px;
	height: 16px;
	font-size: 32px;
	line-height: 18px;
	color: #DDDDDD;
	font-weight: bolder;
	cursor: pointer;
	background-color: gray;
}

